fav. 基本例句 n.好意 The concept, characteristics and usage of flapping-wing air vehicle FAV are briefly introduced. The present research situation and future development trend of FAV are summarized. 本文简要介绍了仿生扑翼飞行器的概念、特点及其应用，概述了仿生扑翼飞行器在国内外早期和当前的研究现状及未来的发展趋势。 cnki